#include <stdio.h>
 
int main(void)
{
  printf("Audible or visual alert. \a\n");  
  printf("Form feed. \f\n");
  printf("This escape, \r, moves the active position to the initial position of the current line.\n");
  printf("Vertical tab \v is tricky, as its behaviour is unspecified under certain conditions.\n");
 
  return 0;
}

